Quality of Life (#108)

* adjusted code for Psalm ^5.4
* allowed Composer plugins for infection/extension-installer
* moved PHP 8.2 to regular CI workflow, allowed failures on PHP 8.3 nightly

.github/workflows/test.yaml

@@ -11,11 +11,11 @@ jobs:
     runs-on: '${{ matrix.os }}'
     strategy:
       matrix:
-        php: ['7.4', '8.0', '8.1']
+        php: ['7.4', '8.0', '8.1', '8.2']
         os: ['ubuntu-latest']
         failure: [false]
         include:
-          - { php: '8.2', os: 'ubuntu-latest', failure: true } # '8.2' means 'nightly'
+          - { php: '8.3', os: 'ubuntu-latest', failure: true } # '8.3' means 'nightly'
     steps:
       - name: 'Checkout'
         uses: 'actions/checkout@v2'

composer.json

@@ -30,5 +30,10 @@
         "symfony/yaml": "if you want to use YAML serializer",
         "ext-dom": "if you want to use XML serializer",
         "ext-json": "if you want to use JSON serializer"
+    },
+    "config": {
+        "allow-plugins": {
+            "infection/extension-installer": true
+        }
     }
 }

src/Parser/RegularParser.php

@@ -142,7 +142,6 @@ private function shortcode(array &$names)
             }
 
             $this->beginBacktrack();
-            /** @psalm-suppress MixedArgumentTypeCoercion */
             $contentMatchedShortcodes = $this->shortcode($names);
             if(\is_string($contentMatchedShortcodes)) {
                 $closingName = $contentMatchedShortcodes;

src/Serializer/XmlSerializer.php

@@ -88,6 +88,7 @@ public function unserialize($text)
         if($shortcode->length !== 1) {
             throw new \InvalidArgumentException('Invalid shortcode XML!');
         }
+        /** @psalm-suppress PossiblyNullArgument */
         $name = $this->getAttribute($shortcode->item(0), 'name');
 
         $bbCode = $this->getValue($xpath->query('/shortcode/bbCode'));
@@ -98,6 +99,7 @@ public function unserialize($text)
         for($i = 0; $i < $elements->length; $i++) {
             $node = $elements->item($i);
 
+            /** @psalm-suppress PossiblyNullReference */
             $parameters[$this->getAttribute($node, 'name')] = $node->hasChildNodes() ? $node->nodeValue : null;
         }
 
@@ -111,6 +113,7 @@ public function unserialize($text)
      */
     private function getValue(\DOMNodeList $node)
     {
+        /** @psalm-suppress PossiblyNullReference,PossiblyNullPropertyFetch */
         return $node->length === 1 && $node->item(0)->hasChildNodes()
             ? $node->item(0)->nodeValue
             : null;
@@ -119,7 +122,6 @@ private function getValue(\DOMNodeList $node)
     /**
      * @param \DOMNode $node
      * @param string $name
-     * @psalm-suppress UnusedParam
      *
      * @return string
      */